FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

men μέν — men — a primary particle; properly, indicative of affirmation or concession (in fact); usually followed by a contrasted clause with 1161 (this one, the former, etc.):--even, indeed, so, some, truly, verily. Often compounded with other particles in an intensive or asseverative sense.

see GREEK for 1161